These selected resources index or list U.S. government information in various formats. Once you find a publication you are interested in, you can look for it in Lovejoy Library using the instructions in the "Home" tab in the box "Finding U.S. government publications in Lovejoy Library...".

| 1774-1881 | Poore, Benjamin Perley. A descriptive catalogue of the government publications of the United States, September 5, 1774-March 4, 1881. SIUE US Document Index GP3.2:P74. Also online. |
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| 1789-1909 | Checklist of United States public documents 1789-1909: Congressional: to close of Sixtieth Congress; departmental: to end of calendar year 1909. SIUE US Document Index GP3.2:789-909/. Also online: Internet Archive, University of North Texas, Google Books, and AskCarlos.com. |
| 1881-1893 | Ames, John. Comprehensive Index to the Publications of the United States Government, 1881-1893. SIUE US Document Index I 15.2:In2/2-3. (We hold Volume 2 only.) Also online: both volumes, Volume 1, Volume 2 |
| 1893-1940 | Catalogue of the Public Documents of the […] Congress and of All Departments of the Government of the United States. SIUE US Document Index GP3.6: (We hold the entire set, 1893-1940, Vol. 1-25.) Many volumes available from Google Books. |
| 1900-1971 | Cumulative Subject Index to the Monthly Catalog of United States Government Publications 1900-1971. SIUE US Document Index Z1223 .A18 1900-71 |
| 1902-2004 | Monthly Catalog. This print publication is the precursor to the Catalog of U.S. Government Publications. The University of Illinois has digitized most volumes 1895-1970. SIUE US Document Index Z1223 .A18 (We hold most volumes, 1902-2004.) |
| July 1976- | Catalog of U.S. Government Publications. Most comprehensive catalog of U.S. government publications. More than 500,000 records; all formats; updated daily. Lovejoy Library holds many, but not all, of the publications in this catalog. GPO, from OCLC, is a commercial version of this database. |
| various | WorldCat. This database provides records of almost 44,000 libraries in 86 countries, including many historical and current government publications. |